Electric heater



1. Electric heater

2. Electric heater

1.1 : Front

1.2 : Back

1.3 : Left

1.4 : Right

1.5 : Top

1.6 : Bottom

1.7 : Perspective

2.1 : Front

2.2 : Back

2.3 : Left

2.4 : Right

2.5 : Top

2.6 : Bottom

2.7 : Perspective

The elements contained within the broken lines in images 1.2 and 2.2 constitute disclaimed subject matter that forms no part of the claimed design. 

CLAIM The ornamental design for an electric heater, as shown and described. 